diff --git a/VERSION.txt b/VERSION.txt
index a2dc91882f8..cb2b218f6e0 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-7.42
+7.42_JET_1.21
diff --git a/android/testing/AndroidManifest.xml b/android/testing/AndroidManifest.xml
index 577d42990ba..3c555aa8543 100644
--- a/android/testing/AndroidManifest.xml
+++ b/android/testing/AndroidManifest.xml
@@ -2,8 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
           package="com.zinuzoid.xcsoar_jet"
           android:installLocation="auto"
-          android:versionCode="168"
-          android:versionName="7.42">
+          android:versionCode="145"
+          android:versionName="7.42_JET_1.21">
   <application
       android:requestLegacyExternalStorage="true"
       android:preserveLegacyExternalStorage="true"